20131269320

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{13602209}}^1$

素因数の和:13602257

約数の個数: 32

約数和(自身を含む): 46519558200

約数和(自身を除く): 26388288880

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 148, 185, 296, 370, 740, 1480, 13602209, 27204418, 54408836, 68011045, 108817672, 136022090, 272044180, 503281733, 544088360, 1006563466, 2013126932, 2516408665, 4026253864, 5032817330, 10065634660, 20131269320]

約数ペア:

[(1, 20131269320), (2, 10065634660), (4, 5032817330), (5, 4026253864), (8, 2516408665), (10, 2013126932), (20, 1006563466), (37, 544088360), (40, 503281733), (74, 272044180), (148, 136022090), (185, 108817672), (296, 68011045), (370, 54408836), (740, 27204418), (1480, 13602209)]